:root {
    --bg-dark: #010306;
    --text-white: #F1F5F9;
    --gold: #DFB76C;
    --red: #FF3B30;
    --gray: #64748b;
    --border-color: rgba(223, 183, 108, 0.2);
}

body {
    background-color: var(--bg-dark);
    color: var(--text-white);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    overflow-x: hidden;
}

.font-mono-data {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

.text-gold { color: var(--gold); }
.text-red { color: var(--red); }
.border-gold { border-color: var(--gold) !important; }

/* Navbar Styling */
.navbar {
    background-color: rgba(1, 3, 6, 0.95);
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem 0;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--text-white) !important;
}

.nav-link {
    color: var(--text-white) !important;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 10px;
    transition: color 0.3s;
}

.nav-link:hover, .nav-link.active {
    color: var(--gold) !important;
}

/* Common Layout Components */
.section-padding {
    padding: 100px 0;
}

.card-custom {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 0;
    padding: 2rem;
    transition: all 0.3s;
}

.card-custom:hover {
    border-color: var(--gold);
    background: rgba(255, 255, 255, 0.05);
}

.btn-outline-gold {
    color: var(--gold);
    border: 1px solid var(--gold);
    border-radius: 0;
    padding: 10px 25px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s;
}

.btn-outline-gold:hover {
    background-color: var(--gold);
    color: var(--bg-dark);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 50px 0;
    font-size: 0.8rem;
    color: var(--gray);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: var(--gold);
}

/* Math styling */
.math-display {
    font-family: "Times New Roman", serif;
    font-size: 1.5rem;
    margin: 2rem 0;
    text-align: center;
    color: var(--gold);
}